You vs. the penguin she told you not to worry about đ§
But beauty is in the eye of the beholder! What youâre looking at is two perspectives of a group of galaxies named Arp 142. The first image was taken by NASAHubble, and the second by NASAWebb.
Arp 142 is nicknamed the Penguin and the Egg due to the shape of the galaxies, which resembles a penguin guarding an egg. The âpenguinâ part of the pair is a spiral galaxy twisted and pulled by the gravity of its neighbor. Due to its mix of featuresânew stars, gas strands, and othersâits distortion is readily visible.
The âegg,â in contrast, appears featureless due to its smooth distribution of old stars. This hides any shaping caused by the gravity of its neighbor.
Over time, gravity will bring these two galaxies closer together until they become one. This type of galactic merger likely occurred for most large galaxies we see today, including our own Milky Way.
Image descriptions:
1. Hubble's image of Arp 142. Two galaxies stand out ag...
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